219781692

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15149}}^1$

素因数の和:15203

約数の個数: 72

約数和(自身を含む): 617635200

約数和(自身を除く): 397853508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 78, 93, 117, 124, 156, 186, 234, 279, 372, 403, 468, 558, 806, 1116, 1209, 1612, 2418, 3627, 4836, 7254, 14508, 15149, 30298, 45447, 60596, 90894, 136341, 181788, 196937, 272682, 393874, 469619, 545364, 590811, 787748, 939238, 1181622, 1408857, 1772433, 1878476, 2363244, 2817714, 3544866, 4226571, 5635428, 6105047, 7089732, 8453142, 12210094, 16906284, 18315141, 24420188, 36630282, 54945423, 73260564, 109890846, 219781692]

約数ペア:

[(1, 219781692), (2, 109890846), (3, 73260564), (4, 54945423), (6, 36630282), (9, 24420188), (12, 18315141), (13, 16906284), (18, 12210094), (26, 8453142), (31, 7089732), (36, 6105047), (39, 5635428), (52, 4226571), (62, 3544866), (78, 2817714), (93, 2363244), (117, 1878476), (124, 1772433), (156, 1408857), (186, 1181622), (234, 939238), (279, 787748), (372, 590811), (403, 545364), (468, 469619), (558, 393874), (806, 272682), (1116, 196937), (1209, 181788), (1612, 136341), (2418, 90894), (3627, 60596), (4836, 45447), (7254, 30298), (14508, 15149)]